IS SHE DANCING?
NO, SHE INS'T.
ONGOING ACTION VS INTERRUPTION
HE ........................ WHEN THE POSTMAN ........................
WHAT DOES HE DO ON WEEKENDS?
HE COOKS.
WHAT HAPPENED TO THIS GUY?
HE MISSED THE TRAIN
WHERE IS THE SCHOOLBAG?
IT'S NEXT TO THE TABLE.
WHAT DID YOU DO LAST WEEK?
I DANCED LAST WEEK.
SENTENCE WITH MUST
YOU MUST STUDY FOR THE EXAM.
SENTENCE WITH SHOULD-SHOULDN'T
YOU SHOULDN'T EAT A LOT.
WHAT IS SHE GOING TO DO?
SHE'S GOING TO SLEEP.
ONGOING ACTION VS. INTERRUPTION
HE WAS EATING WHEN SHE APPEARED-ARRIVED.
WHAT'S HE DOING?
HE'S RIDING A BIKE.
WHAT'S HER OCCUPATION?
SHE'S A PILOT.
